#!/bin/bash #Simple Database Backup and Rotation Utility #Run from crontab nightly as root #00 0 * * * root /root/bin/dump-dbs.sh DATE=`date +%Y%m%d-%a` DBS=`mysql -e "show databases" | awk '{ print $1 }' | tr '\n' ' ' | cut -b10-` #Where to store your .sql backups cd /root/MySQL-Backup #Remove Previous Week's Backup rm -f *-`date +%a`.sql for i in $DBS ; do mysqldump --opt --allow-keywords --quote-names --result-file=$i-$DATE.sql $i; done
I found this Perl one-liner here today. It’s a work of art.
du -k | sort -n | perl -ne 'if ( /^(\d+)\s+(.*$)/){$l=log($1+.1);$m=int($l/log(1024));printf ("%6.1f\t%s\t%25s %s\n",($1/(2**(10*$m))),(("K","M","G","T","P")[$m]),"*"x (1.5*$l),$2);}'
#!/bin/bash #Show status for bonded IPs currently listed in /etc/ha.d/haresources #We only want the second word (seq +2) through to the final four #words (seq -4) in our haresources cnt=`wc -w /etc/ha.d/haresources | cut -d" " -f1` acnt=$(echo " $cnt - 4 " | bc -l) addr=$(for i in `seq 2 $acnt` ; do /bin/cat /etc/ha.d/haresources | cut -d" " -f$i | tr '\n' ' ' ; done) y=$(for x in $addr; do echo $x | sed 's/IPaddr:://' ; done) for z in $y; do echo " " ; echo "Status for $z"; /etc/ha.d/resource.d/IPaddr2 $z status ; done echo " " echo "Completed status for $acnt bonded address" echo " "







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